Bertrand Piccard's solar-powered adventure

Bertrand Piccard circumnavigated the Earth in a hot-air balloon.  For the dawn of a new decade, adventurer Bertrand Piccard offers us a challenge: Find motivation in what seems impossible. He shares his own plans to do what many say can't be done -- to fly around the world, nonstop, in a solar-powered aircraft.  Now he wants to circle it in an airplane powered only by solar energy.